cc_p = cc.p
function cc_unloadEffect(f)
  cc.SimpleAudioEngine:getInstance():unloadEffect(f)
end
function cc_preloadEffect(f)
  cc.SimpleAudioEngine:getInstance():preloadEffect(f)
end
function cc_playEffect(f, isLoop, f1, f2, f3)
  f1 = f1 or 1
  f2 = f2 or 0
  f3 = f3 or 1
  if isLoop == nil then
    isLoop = false
  end
  return cc.SimpleAudioEngine:getInstance():playEffect(f, isLoop, f1, f2, f3)
end
function cc_stopEffect(tag)
  cc.SimpleAudioEngine:getInstance():stopEffect(tag)
end
function cc_playMusic(f, isLoop)
  cc.SimpleAudioEngine:getInstance():playMusic(f, isLoop)
end
function cc_pauseMusic()
  cc.SimpleAudioEngine:getInstance():setMusicVolume(0)
end
function cc_resumeMusic()
  cc.SimpleAudioEngine:getInstance():setMusicVolume(0.4)
end
function cc_stopMusic(isRelease)
  cc.SimpleAudioEngine:getInstance():stopMusic(isRelease)
end
